Resumen de Isotropic p-harmonic systems in 2D Jacobian estimates and univalent solutions

Tadeusz Iwaniec, Aleksis Koski, Jani Onninen

• The core result of this paper is an inequality (rather tricky) for the Jacobian determinant of solutions of nonlinear elliptic systems in the plane. The model case is the isotropic (rotationally invariant) p-harmonic system ...